波蝕 的英文怎麼說
中文拼音 [bōshí]
波蝕
英文
wave abrasion-
Diagnosis of inception cavitation in centrifugal pump using wavelet combined with autocorrelation method
小波分析用於離心泵初生汽蝕診斷As a new component of sensor, fiber grating have many instinctive advantages, such as light in weight, anti - cauterization, anti - interference in electromagnetism, high - sensitivity and compaction in construction. it is very easy to be coupled with fibers and the coupling - loss is slight. using fiber grating ’ s character of sensitivity for stress ; people have done some envelope experiments on structural systems ( such as storied buildings, bridge, railway and dam )
光纖光柵傳感器除了具有重量輕、耐腐蝕、抗電磁干擾、靈敏度高、結構緊湊等優點外,還有其獨特的優越性,如探頭尺寸小,其直徑與光纖等同;易於與光纖耦合,耦合損耗小;波長調制型,抗干擾能力強;集傳感與傳輸於一體且具有極強的復用能力,易於構成傳感網路;測量對象廣泛,易於實現多參數傳感測量等等。Specification for corrosion - resisting steel crinkle washers
耐腐蝕鋼波紋墊圈規范Yak hairs were treated by the microwave electron cyclotron resonance plasma reactive ion etching ( ecr - rie ) equipment to improve its property of weave
摘要採用微波電子迴旋共振等離子體反應離子刻蝕( ecr - rie )裝置對氂牛毛纖維進行表面改性,從而改善氂牛毛的可紡性。The relationship between capacitance and corrosion conditions in the enlargement of tunnels justifies the latter competition mechanism the varied etching conditions were implemented by enhancing the passivating characteristics and viscosity, changing the a13 + concentration, temperature of etchants and current pulsation. passivating acid in the etchant is conducive to the instant passivation of exposed areas on the foil surface, and hence sustains the balance of competition between aggressive anions and passivators, providing pit nucleatiori sites continuously
通過侵蝕液中添加草酸、硫酸、乙二醇,改變侵蝕液al ~ ( 3 + )濃度和電流紋波等方法,研究了不同的侵蝕條件對隧道孔形貌和比容的影響,結果表明:草酸和硫酸既保護了鋁箔表面又促進了隧道孔孔壁的迅速鈍化,增加發孔密度。Typical sedimentary structures of tempestite, such as radiate and imbricate arrangements of strip dolomitic limestone gravels, grading beddings and ripple beddings are presented in the succession, indicating its accumulation in a shoreline environment
該風暴沉積的底面侵蝕構造清楚,長條形白雲質灰巖礫屑具放射狀構造或疊瓦狀構造,並發育渠鑄模、粒序層理和小型波狀層理等沉積構造,為典型的淺水風暴巖。Pearl was so obviously suffering, consumed with impotent rage.
顯然波兒很難過,給發不出來的憤怒嚙蝕著。( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines
( 2 ) cu等離子體光譜:在420 570nm波長范圍內觀測了激光燒蝕cu等離子體的光譜和各發射譜線在等離子體中的空間分佈;比較了激光能量對cu等離子體發射光譜、電子溫度的影響;用局部熱力學平衡( lte )近似,測得cu等離子體的電子溫度為104k數量級;在不同背景氣壓下,觀測了激光燒蝕cu等離子體光譜的空間分佈。This thesis deals with the application of image segmentation to the automatic identification of a bar code image with a complex background. the bar code image is segmented by the program which is coded by vc + + 6. 0, then by image erosion, the background such as characters etc is processed, yielding isolated points which are filtered by a median filter. the relative position of the bar code does not change
本論文將圖像分割應用在有復雜背景的條碼圖像自動識別上,運用vc + + 6 . 0編寫的程序,處理分割的條碼圖像,然後用圖像腐蝕的方法,處理圖像上的文字等背景使其變成一些孤立點,再通過中值濾波去除圖像上的噪聲點,此時圖像中條碼的相對位置不變。Magnetization magneto - microwave plasma etching system
磁場微波型等離子體蝕刻系統The catena product is in the light of iso international criterion to design and make iso2858, pumpbody adopt metalline crust pad fluorine plastics inside, impeller and pump - cover all adopt metal embed part wrap fluorine plastics alloy outside to press. to make it possess superduper resist impact and eximious resist causticity, axis - envelop choose advanced outer - install form moire - pipe machine - airproof, airproof of oppositely abrade have silicon nitride chinaware f4 horniness alloy to choose. it has ratio of very high capability and price
本系列產品按國際標準設計製造iso2858 ,泵體採用金屬外殼內襯氟塑料,葉輪及泵蓋均採用金屬嵌件外包氟塑料合金模壓成型,使其具有超強的抗沖擊能力又有卓越的耐腐蝕性能,軸封選用先進的外裝式波紋管機械密封,對磨的密封面有:碳化硅陶瓷四氟硬質合金可供選擇。The waves eat into them only when they are charged with sand or pebbles.
只有挾帶沙礫和碎石的波浪,才起侵蝕作用。The deposits are grouped close to the present-day erosional edge of kombolgie formation rocks.
礦床集中於靠近科姆波爾吉地層巖的現代侵蝕前沿。Ceramic electric filter etch - resist screen printing ink
網孔版陶瓷濾波器耐腐蝕油墨Study of ablation radome material for broad - band supersonic missile
高速寬頻帶導彈天線罩的耐燒蝕透波材料研究The control system of mould level is crucial to improve the slab quality in the continuous casting process, pid controller is used in the traditional mould level control, and it has some defaults, such as : at the start - up or finishing period of casting or during the changeover of tundish, pid control has a bad effect, its overshoot is large and its transient time is long ; the erosion of the tundish stopper and the submersed nozzles lead to the accuracy of control become bad ; the abrupt falloff of block in the submersed nozzles makes the level acutely fluctuate, and pid control can not overcome the disturbances resulted from the change of casting speed
結晶器液位控制系統是提高連鑄產品質量的關鍵環節,傳統的連鑄機液位控制方法採用常規的pid控制,存在如下不足:開始、結束澆注和換中間罐澆注時,控制效果差,超調量大,過渡時間長;塞棒頭和浸入式水口被腐蝕后引起控制精度差;浸入式水口堵塞物的突然脫落所引起的液位劇烈波動;無法克服拉速波動引起的擾動。Because the cross - section of the oversized rib waveguide we fabricated by wet - etching was trapeziform, we analyzed the transmission of oversized rib waveguide by combining effective refractive - index method. the influence of some factors on the optical transmission loss, such as material structure, the height of rib waveguide, and the thickness and refractive index of waveguide layer and up - layer of polymer material, was analyzed
因為濕法腐蝕工藝製作的反脊波導橫截面是梯形狀的,因此論文中採用了一種簡單有效的方法,即有效折射率法,對梯形反脊波導的光傳輸損耗特性進行了分析,同時考慮金屬電極產生熱場對脊波導傳播特性的影響。Corrosion may have played a role here as well : the minneapolis bridge ? what ' s known as a deck steel truss bridge ? was a concrete roadway supported by gridwork of steel
金屬的銹蝕也許在這些事故中扮演者某種角色:明尼阿波利斯橋是一座鋼板桁架橋,也就是有鋼格來支撐混凝土橋面。It is suitable to be used as the medium to filter the high purity and strong corrosive gas or liquid, the air plug of battery, gasket, seals for medium / low pressure, the waveguide tube pre - heater for boiler, the sealing wash, the cover of big - powered micro - wave antenna, and radar antenna of twt etc
適用於過濾、高純度、強腐蝕性的氣體液體介質、蓄電池上作氣塞、襯墊、中低壓密封元件、鍋爐波管預熱器、密封圈和軍用微波大功率天線罩,以及行饋網路雷達天線等。The processes include the deposition of the waveguide film, the design and fabrication of the mask pattern, the lithography, the metal coating with a magnetic sputtering, the lift - off process for the metal mask, the dry deep etching by icp, the slicing of the wafer, the polishing of the cutting edge, the fiber - to - waveguide alignment and at last, the performance testing. some edg chip samples are fabricated
對設計好的集成波導器件,本論文設計並試驗了器件的製作的全部工藝,包括波導薄膜的沉積,掩模的設計製作,光刻,濺射金屬薄膜,剝離法製作金屬掩模,干法深刻蝕,矽片切割,端面磨拋,波導對準和性能測試。分享友人